PRISM TECHNOLOGIES LLC
17Patents
10Active
17Granted
42Portfolio score
Filing activity: Sep 6, 1988 → Oct 17, 2017 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7290288B2 | Method and system for controlling access, by an authentication server, to protected computer resources provided via an internet protocol network | Electricity | 248 | Expired |
| US9413768B1 | Method for managing access to protected computer resources | Electricity | 212 | Active |
| US8127345B2 | Method and system for managing access to protected computer resources provided via an internet protocol network | Electricity | 42 | Active |
| US4872442A | Activator for initiating reaction in a heat pack and method for making same | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5339796A | Reusable warmers of the type employing a super-cooled solution and an activator | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4880953A | Method of recharging a heat pack by microwave energy | Emerging Cross-Sectional Technologies | 31 | Expired |
| US8387155B2 | System for managing access to protected computer resources | Electricity | 28 | Active |
| US8898746B2 | Method for managing access to protected computer resources | Electricity | 25 | Active |
| US5058563A | Reusable warmers of the type employing a super-cooled solution and an activator | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7865738B2 | Authentication token | Electricity | 18 | Expired |
| US8375212B2 | Method for personalizing an authentication token | Electricity | 12 | Active |
| US8688990B2 | Method for personalizing an authentication token | Electricity | 6 | Active |
| US9369469B2 | Method for managing access to protected computer resources | Electricity | 3 | Active |
| US9544314B2 | Method for managing access to protected computer resources | Electricity | 3 | Active |
| US10009176B2 | Method for personalizing an authentication token | Electricity | 0 | Active |
| US9794066B2 | Method for personalizing an authentication token | Electricity | 0 | Active |
| US8661512B2 | Method for managing access to protected computer resources | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.